code: def activation(self, x: t.Any):
      return x
  
imports: from __future__ import annotations
  import typing
  import numpy
  import pandas
  import torch.nn
  from fastai.data.block import DataBlock
  from fastai.learner import Learner
  from fastai.metrics import accuracy
  from fastai.tabular.all import TabularDataLoaders
  from fastai.tabular.all import tabular_learner
  from fastai.torch_core import Module
  from fastai.torch_core import set_seed
  from sklearn.datasets import load_iris
  import bentoml
  from .None import FrameworkTestModel
  from .None import FrameworkTestModelConfiguration
  from .None import FrameworkTestModelInput
label_desc: Use image node_id 2 for calling the Loss obj's underlying member method code with example usage: obj.activation(x) and returns: x